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132103013 = 718871859
BaseRepresentation
bin1111101111110…
…11101101100101
3100012120112021012
413313323231211
5232304244023
621035232005
73162566660
oct767735545
9305515235
10132103013
1168628a49
12382a8605
13214a3a83
141378a6d7
15b8e6978
hex7dfbb65

132103013 has 4 divisors (see below), whose sum is σ = 150974880. Its totient is φ = 113231148.

The previous prime is 132102911. The next prime is 132103109. The reversal of 132103013 is 310301231.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 310301231 = 687145161.

It is a cyclic number.

It is not a de Polignac number, because 132103013 - 28 = 132102757 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (132103913) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9435923 + ... + 9435936.

It is an arithmetic number, because the mean of its divisors is an integer number (37743720).

Almost surely, 2132103013 is an apocalyptic number.

It is an amenable number.

132103013 is a deficient number, since it is larger than the sum of its proper divisors (18871867).

132103013 is an equidigital number, since it uses as much as digits as its factorization.

132103013 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18871866.

The product of its (nonzero) digits is 54, while the sum is 14.

The square root of 132103013 is about 11493.6074841627. The cubic root of 132103013 is about 509.2967533993.

Adding to 132103013 its reverse (310301231), we get a palindrome (442404244).

The spelling of 132103013 in words is "one hundred thirty-two million, one hundred three thousand, thirteen".

Divisors: 1 7 18871859 132103013